arc tan|tanx|= |x| true or false?

arc tan|tanx|= |x|  true or false?


1 Answers

Rathod Shankar AskiitiansExpert-IITB
69 Points
11 years ago

1) take angle as  x=135


arc tan|tanx| = arc tan|tan135|= arc tan|-1|=  arc tan(1) = 45

|x|=135     WHICH IS NOT CORRECT so it is not True


true only in the   1st cordinant that is from [0, pi/2] and the fourth

the range of tanx is between [-90,90] so it is not true in 3 quadrants


Now you can win exciting gifts by answering the questions on
Discussion Forum. So help discuss any query on askiitians forum and
become an Elite Expert League askiitian.
Now you score 5+15 POINTS by uploading your Pic and Downloading the
Askiitians Toolbar : Click here to download the toolbar..

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy


Get your questions answered by the expert for free